GB201306596D0 - Apparatus and Method for Signal Predistortion - Google Patents

Apparatus and Method for Signal Predistortion

Info

Publication number
GB201306596D0
GB201306596D0 GBGB1306596.6A GB201306596A GB201306596D0 GB 201306596 D0 GB201306596 D0 GB 201306596D0 GB 201306596 A GB201306596 A GB 201306596A GB 201306596 D0 GB201306596 D0 GB 201306596D0
Authority
GB
United Kingdom
Prior art keywords
signal predistortion
predistortion
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB1306596.6A
Other versions
GB2512912B (en
GB2512912A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Broadcom International Ltd
Broadcom Corp
Original Assignee
Renesas Mobile Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Renesas Mobile Corp filed Critical Renesas Mobile Corp
Priority to GB1306596.6A priority Critical patent/GB2512912B/en
Publication of GB201306596D0 publication Critical patent/GB201306596D0/en
Priority to US14/249,796 priority patent/US9515685B2/en
Publication of GB2512912A publication Critical patent/GB2512912A/en
Application granted granted Critical
Publication of GB2512912B publication Critical patent/GB2512912B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
    • H03F1/223—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively with MOSFET's
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45394—Indexing scheme relating to differential amplifiers the AAC of the dif amp comprising FETs whose sources are not coupled, i.e. the AAC being a pseudo-differential amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45512—Indexing scheme relating to differential amplifiers the FBC comprising one or more capacitors, not being switched capacitors, and being coupled between the LC and the IC
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45528—Indexing scheme relating to differential amplifiers the FBC comprising one or more passive resistors and being coupled between the LC and the IC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
GB1306596.6A 2013-04-11 2013-04-11 Apparatus and Method for Signal Predistortion Active GB2512912B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1306596.6A GB2512912B (en) 2013-04-11 2013-04-11 Apparatus and Method for Signal Predistortion
US14/249,796 US9515685B2 (en) 2013-04-11 2014-04-10 Apparatus and method for signal predistortion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1306596.6A GB2512912B (en) 2013-04-11 2013-04-11 Apparatus and Method for Signal Predistortion

Publications (3)

Publication Number Publication Date
GB201306596D0 true GB201306596D0 (en) 2013-05-29
GB2512912A GB2512912A (en) 2014-10-15
GB2512912B GB2512912B (en) 2017-06-14

Family

ID=48537098

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1306596.6A Active GB2512912B (en) 2013-04-11 2013-04-11 Apparatus and Method for Signal Predistortion

Country Status (2)

Country Link
US (1) US9515685B2 (en)
GB (1) GB2512912B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9413398B2 (en) * 2014-05-27 2016-08-09 Skyworks Solutions, Inc. Circuits and methods related to power detectors for radio-frequency applications
US10998863B2 (en) * 2017-10-16 2021-05-04 Analog Devices, Inc. Power amplifier with nulling monitor circuit
US10701694B2 (en) * 2018-08-21 2020-06-30 Phazr, Inc. Selective crest factor reduction and digital pre-distortion of physical channels and physical signals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2382480B (en) * 2001-11-22 2005-03-30 Roke Manor Research Power amplifier arrangements
WO2006066452A1 (en) * 2004-12-21 2006-06-29 Zte Corporation A method and system for out of band predistortion linearization
US7193462B2 (en) * 2005-03-22 2007-03-20 Powerwave Technologies, Inc. RF power amplifier system employing an analog predistortion module using zero crossings
CN100576724C (en) * 2005-05-18 2009-12-30 株式会社Ntt都科摩 Power series predistorter and control method thereof
DE102010038482B4 (en) * 2009-07-31 2014-07-24 Intel Mobile Communications GmbH Digital predistortion and compensation of an operating condition effect
US9130622B2 (en) * 2010-08-02 2015-09-08 Analog Devices, Inc. Apparatus and method for low voltage radio transmission

Also Published As

Publication number Publication date
GB2512912B (en) 2017-06-14
US20140308908A1 (en) 2014-10-16
GB2512912A (en) 2014-10-15
US9515685B2 (en) 2016-12-06

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: BROADCOM INTERNATIONAL LIMITED

Free format text: FORMER OWNERS: BROADCOM INTERNATIONAL LIMITED;RENESAS MOBILE CORPORATION

Owner name: BROADCOM CORPORATION

Free format text: FORMER OWNERS: BROADCOM INTERNATIONAL LIMITED;RENESAS MOBILE CORPORATION

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20170706 AND 20170715

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20190117 AND 20190123